package com.wyu.ibm.security;

import com.fasterxml.jackson.databind.ObjectMapper;
import com.wyu.ibm.util.ResultCode;
import com.wyu.ibm.util.ResultResponse;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.HttpStatus;
import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;
import org.springframework.stereotype.Component;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;

/**
 * 登录失败处理器
 * @author Leo
 */
@Component("systemAuthenticationFailureHandler")
public class SystemAuthenticationFailureHandler implements AuthenticationFailureHandler {

    private Logger logger = LoggerFactory.getLogger(getClass());

    @Autowired
    private ObjectMapper objectMapper;


    @Override
    public void onAuthenticationFailure(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, AuthenticationException e) throws IOException, ServletException {

        httpServletResponse.setStatus(HttpStatus.INTERNAL_SERVER_ERROR.value());
        httpServletResponse.setContentType("application/json;charset=UTF-8");
        httpServletResponse.getWriter().write(objectMapper.writeValueAsString(ResultResponse.failure(httpServletResponse, ResultCode.USER_LOGIN_ERROR)));
    }
}
